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Finding the Fourth Proportional to 14,496.52, 21,752.08 and 8,256.28

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Solution

The fourth proportional to 14,496.52, 21,752.08 and 8,256.28 is: 12,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,496.52 : 21,752.08 = 8,256.28 : x
  2. Step 2: Convert to fraction form
    14,496.52/21,752.08 = 8,256.28/x
  3. Step 3: Cross multiply
    14,496.52x = 21,752.08 × 8,256.28
  4. Step 4: Simplify right side
    14,496.52x = 179,591,263.06
  5. Step 5: Solve for x
    x = 179,591,263.06/14,496.52
  6. Step 6: Final answer
    x = 12,388.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.